EP4007930A4 - Optischer stapel für anzeige mit privatsphäre - Google Patents
Optischer stapel für anzeige mit privatsphäre Download PDFInfo
- Publication number
- EP4007930A4 EP4007930A4 EP20851155.0A EP20851155A EP4007930A4 EP 4007930 A4 EP4007930 A4 EP 4007930A4 EP 20851155 A EP20851155 A EP 20851155A EP 4007930 A4 EP4007930 A4 EP 4007930A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- optical stack
- privacy display
- privacy
- display
- stack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1323—Arrangements for providing a switchable viewing angle
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0136—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour for the control of polarisation, e.g. state of polarisation [SOP] control, polarisation scrambling, TE-TM mode conversion or separation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/01—Number of plates being 1
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962882022P | 2019-08-02 | 2019-08-02 | |
PCT/US2020/044574 WO2021026018A1 (en) | 2019-08-02 | 2020-07-31 | Optical stack for privacy display |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4007930A1 EP4007930A1 (de) | 2022-06-08 |
EP4007930A4 true EP4007930A4 (de) | 2023-08-30 |
Family
ID=74258312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20851155.0A Pending EP4007930A4 (de) | 2019-08-02 | 2020-07-31 | Optischer stapel für anzeige mit privatsphäre |
Country Status (5)
Country | Link |
---|---|
US (2) | US11099447B2 (de) |
EP (1) | EP4007930A4 (de) |
JP (1) | JP2022543020A (de) |
CN (1) | CN114341681A (de) |
WO (1) | WO2021026018A1 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11004360B2 (en) * | 2017-06-09 | 2021-05-11 | OPe LLC | Data security apparatus with analog component |
TW201921060A (zh) | 2017-09-15 | 2019-06-01 | 美商瑞爾D斯帕克有限責任公司 | 用於可切換定向顯示器的光學堆疊結構 |
US11070791B2 (en) | 2017-11-06 | 2021-07-20 | Reald Spark, Llc | Privacy display apparatus |
US10976578B2 (en) | 2018-01-25 | 2021-04-13 | Reald Spark, Llc | Reflective optical stack for privacy display |
US10935714B2 (en) | 2018-03-22 | 2021-03-02 | Reald Spark, Llc | Optical waveguide for directional backlight |
CN112639591A (zh) | 2018-06-29 | 2021-04-09 | 瑞尔D斯帕克有限责任公司 | 隐私显示的稳定化 |
CN112602011A (zh) | 2018-07-18 | 2021-04-02 | 瑞尔D斯帕克有限责任公司 | 用于可切换定向显示器的光学堆叠 |
WO2020146091A1 (en) | 2019-01-07 | 2020-07-16 | Reald Spark, Llc | Optical stack for privacy display |
US11029566B2 (en) | 2019-02-12 | 2021-06-08 | Reald Spark, Llc | Diffuser for privacy display |
TW202102883A (zh) | 2019-07-02 | 2021-01-16 | 美商瑞爾D斯帕克有限責任公司 | 定向顯示設備 |
US11099447B2 (en) * | 2019-08-02 | 2021-08-24 | Reald Spark, Llc | Optical stack for privacy display |
US11991900B2 (en) * | 2019-09-02 | 2024-05-21 | Benq Materials Corporation | Organic light emitting diode display |
US11114063B2 (en) | 2019-10-02 | 2021-09-07 | Reald Spark, Llc | Privacy display apparatus |
KR20220098382A (ko) | 2019-11-13 | 2022-07-12 | 리얼디 스파크, 엘엘씨 | 축외 디스플레이 디바이스 |
US11829035B2 (en) * | 2019-11-15 | 2023-11-28 | Beijing Boe Display Technology Co., Ltd. | Display apparatus and method of operating display apparatus |
US11796828B2 (en) | 2019-12-10 | 2023-10-24 | Reald Spark, Llc | Control of reflections of a display device |
CN115867854A (zh) | 2020-04-30 | 2023-03-28 | 瑞尔D斯帕克有限责任公司 | 定向显示设备 |
CN115768642A (zh) | 2020-04-30 | 2023-03-07 | 瑞尔D斯帕克有限责任公司 | 定向显示设备 |
CN115997146A (zh) | 2020-04-30 | 2023-04-21 | 瑞尔D斯帕克有限责任公司 | 定向显示设备 |
CN116209945A (zh) | 2020-07-29 | 2023-06-02 | 瑞尔D斯帕克有限责任公司 | 用于可切换定向显示器的背光源 |
TW202204818A (zh) | 2020-07-29 | 2022-02-01 | 美商瑞爾D斯帕克有限責任公司 | 光瞳照明裝置 |
US11892717B2 (en) | 2021-09-30 | 2024-02-06 | Reald Spark, Llc | Marks for privacy display |
WO2023154217A1 (en) | 2022-02-09 | 2023-08-17 | Reald Spark, Llc | Observer-tracked privacy display |
US11892718B2 (en) | 2022-04-07 | 2024-02-06 | Reald Spark, Llc | Directional display apparatus |
CN115016156A (zh) * | 2022-06-28 | 2022-09-06 | 昆山龙腾光电股份有限公司 | 宽窄视角可切换的显示装置及驱动方法 |
WO2024100604A1 (en) | 2022-11-09 | 2024-05-16 | Juno Therapeutics Gmbh | Methods for manufacturing engineered immune cells |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160216420A1 (en) * | 2007-10-16 | 2016-07-28 | 3M Innovative Properties Company | Higher transmission light control film |
WO2019147762A1 (en) * | 2018-01-25 | 2019-08-01 | Reald Spark, Llc | Reflective optical stack for privacy display |
WO2021003383A1 (en) * | 2019-07-02 | 2021-01-07 | Reald Spark, Llc | Directional display apparatus |
Family Cites Families (223)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4621898A (en) * | 1983-03-17 | 1986-11-11 | Allied Corporation | Directional optical filter |
JPH06142Y2 (ja) | 1988-02-29 | 1994-01-05 | 株式会社三洋物産 | パチンコ機の遊技盤 |
US5005108A (en) | 1989-02-10 | 1991-04-02 | Lumitex, Inc. | Thin panel illuminator |
US4974941A (en) | 1989-03-08 | 1990-12-04 | Hercules Incorporated | Process of aligning and realigning liquid crystal media |
AU628953B2 (en) | 1989-04-03 | 1992-09-24 | Canon Kabushiki Kaisha | Liquid crystal apparatus |
US5835166A (en) | 1994-08-17 | 1998-11-10 | Hall; Dennis R. | Chiral nematic liquid crystal polarization modulated color display for stereoscopic viewing device |
US5808784A (en) | 1994-09-06 | 1998-09-15 | Dai Nippon Printing Co., Ltd. | Lens array sheet surface light source, and transmission type display device |
US6380997B1 (en) | 1995-04-07 | 2002-04-30 | Colorlink, Inc. | Achromatic polarization inverters for displaying inverse frames in DC balanced liquid crystal displays |
US5658490A (en) | 1995-04-07 | 1997-08-19 | Board Of Regents Of The University Of Colorado | Liquid crystal achromatic compound retarder |
US5579139A (en) | 1995-06-07 | 1996-11-26 | Ois Optical Imaging Systems, Inc. | LCD with reduced canopy reflection having a retarder of 220-320 nm retardation outside a polarizer |
JPH09113911A (ja) | 1995-10-15 | 1997-05-02 | Semiconductor Energy Lab Co Ltd | 表示装置 |
US5914760A (en) | 1996-06-21 | 1999-06-22 | Casio Computer Co., Ltd. | Surface light source device and liquid crystal display device using the same |
GB2314640A (en) | 1996-06-26 | 1998-01-07 | Sharp Kk | Liquid crystal devices |
EP0829744B1 (de) * | 1996-09-12 | 2005-03-23 | Sharp Kabushiki Kaisha | Parallaxeschranke und Anzeigevorrichtung |
US6642981B1 (en) | 1996-09-30 | 2003-11-04 | Fujitsu Display Technologies Corporation | Liquid crystal display device operating in a vertically aligned mode including at least one retardation film |
GB2318878A (en) | 1996-10-31 | 1998-05-06 | Sharp Kk | Reflective liquid crystal device |
CA2222313C (en) | 1996-12-12 | 2001-04-03 | Gregory P. Crawford | Liquid crystal display employing dual negative retarders and a brightness enhancing film |
US6055103A (en) | 1997-06-28 | 2000-04-25 | Sharp Kabushiki Kaisha | Passive polarisation modulating optical element and method of making such an element |
US6099758A (en) | 1997-09-17 | 2000-08-08 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Broadband reflective polarizer |
US6411306B1 (en) | 1997-11-14 | 2002-06-25 | Eastman Kodak Company | Automatic luminance and contrast adustment for display device |
GB2331883A (en) | 1997-11-26 | 1999-06-02 | Sharp Kk | Dual image viewing system |
JP3322197B2 (ja) | 1997-12-17 | 2002-09-09 | 松下電器産業株式会社 | 液晶表示装置 |
US6256447B1 (en) | 1998-12-31 | 2001-07-03 | Physical Optics Corporation | Backlight for correcting diagonal line distortion |
US6392727B1 (en) | 1998-12-31 | 2002-05-21 | Honeywell International Inc. | Reduced reflectance polarized display |
US6801263B2 (en) | 2000-04-10 | 2004-10-05 | Sony Corporation | Liquid crystal display, liquid crystal device and liquid crystal display system |
US7495719B2 (en) | 2001-02-28 | 2009-02-24 | Hitachi Displays, Ltd. | Device capable of switching between an image display status and a mirror status, and an instrument disposed therewith |
GB0119176D0 (en) | 2001-08-06 | 2001-09-26 | Ocuity Ltd | Optical switching apparatus |
US20030089956A1 (en) | 2001-09-27 | 2003-05-15 | Allen Richard Charles | Polarization rotators, articles containing the polarization rotators, and methods of making and using the same |
WO2003077019A1 (fr) | 2002-03-14 | 2003-09-18 | Nec Corporation | Modulateur-afficheur optique, procede de fabrication, et afficheur ainsi equipe |
US7437765B2 (en) | 2002-06-04 | 2008-10-14 | Sap Aktiengesellschaft | Sensitive display system |
JP4027164B2 (ja) | 2002-06-21 | 2007-12-26 | 株式会社日立製作所 | 表示装置 |
GB2390172A (en) | 2002-06-28 | 2003-12-31 | Sharp Kk | Polarising optical element and display |
JP3937945B2 (ja) | 2002-07-04 | 2007-06-27 | セイコーエプソン株式会社 | 表示装置及びこれを備えた電子機器 |
KR100526402B1 (ko) | 2002-11-22 | 2005-11-08 | 주식회사 엘지화학 | 고리형 올레핀계 부가 중합체를 포함하는 네가티브C-플레이트(negative C-plate)형 광학이방성 필름 및 이의 제조방법 |
US7125131B2 (en) | 2002-12-06 | 2006-10-24 | General Electric Company | Brightness enhancement film with improved view angle |
US6779893B2 (en) | 2003-01-24 | 2004-08-24 | Intel Corporation | Non-collinear light engine for color imaging systems |
KR100462326B1 (ko) | 2003-01-28 | 2004-12-18 | 주식회사 엘지화학 | 네가티브 보상필름을 갖는 수직배향 액정표시장치 |
CN1768537B (zh) | 2003-03-31 | 2012-01-18 | 皇家飞利浦电子股份有限公司 | 显示设备和在其上显示数据的方法 |
GB2405519A (en) | 2003-08-30 | 2005-03-02 | Sharp Kk | A multiple-view directional display |
KR100677050B1 (ko) | 2003-10-22 | 2007-01-31 | 주식회사 엘지화학 | +a-플레이트와 +c-플레이트를 이용한 시야각보상필름을 포함하는 면상 스위칭 액정 표시장치 |
US7623105B2 (en) | 2003-11-21 | 2009-11-24 | Sharp Laboratories Of America, Inc. | Liquid crystal display with adaptive color |
IL165376A0 (en) | 2003-12-02 | 2006-01-15 | Electro Optics Ind Ltd | Vehicle display system |
KR100561066B1 (ko) | 2004-01-08 | 2006-03-15 | 주식회사 엘지화학 | 시야각이 개선된 수직 배향 액정 표시장치 |
US7307679B2 (en) | 2004-01-16 | 2007-12-11 | Fujifilm Corporation | Liquid-crystal display and polarizing plate |
GB2410116A (en) | 2004-01-17 | 2005-07-20 | Sharp Kk | Illumination system and display device |
US8154686B2 (en) | 2004-01-20 | 2012-04-10 | Sharp Kabushiki Kaisha | Directional backlight, a multiple view display and a multi-direction display |
JP4285350B2 (ja) | 2004-02-26 | 2009-06-24 | セイコーエプソン株式会社 | 視角制御素子およびその製造方法、液晶表示装置、電子機器 |
US20050219693A1 (en) | 2004-04-02 | 2005-10-06 | David Hartkop | Scanning aperture three dimensional display device |
GB2413394A (en) | 2004-04-20 | 2005-10-26 | Sharp Kk | Display |
JP4668549B2 (ja) | 2004-04-21 | 2011-04-13 | 大日本印刷株式会社 | 位相差量可変な光学補償素子およびそれを用いた液晶ディスプレイ |
US7834834B2 (en) | 2004-09-07 | 2010-11-16 | Sharp Kabushiki Kaisha | Display device, viewing angle control device, and electronic apparatus |
WO2006030702A1 (ja) | 2004-09-15 | 2006-03-23 | Sharp Kabushiki Kaisha | 表示装置、視野角制御装置、および電子機器 |
GB2418518A (en) | 2004-09-24 | 2006-03-29 | Sharp Kk | A Display |
US7450204B1 (en) | 2004-11-02 | 2008-11-11 | University Of Central Florida Research Foundation, Inc. | Multi-film compensated liquid crystal display with initial homogeneous alignment |
JP4536489B2 (ja) | 2004-11-15 | 2010-09-01 | 株式会社 日立ディスプレイズ | 光学素子及びそれを用いた表示装置 |
TWI255896B (en) | 2005-01-19 | 2006-06-01 | Au Optronics Corp | Backlight module |
JP2006251050A (ja) | 2005-03-08 | 2006-09-21 | Toshiba Matsushita Display Technology Co Ltd | 液晶表示素子 |
US8542334B2 (en) | 2005-05-20 | 2013-09-24 | Institut Jozef Stefan | Variable contrast, wide viewing angle LCD light-switching filter |
US7633583B2 (en) | 2005-05-23 | 2009-12-15 | Ran-Hong Raymond Wang | Controlling polarization for liquid crystal displays |
US8237876B2 (en) | 2005-05-25 | 2012-08-07 | Kim Leong Tan | Tilted C-plate retarder compensator and display systems incorporating the same |
GB2427033A (en) | 2005-06-07 | 2006-12-13 | Sharp Kk | A display switchable between public and private modes |
JP2006350106A (ja) | 2005-06-17 | 2006-12-28 | Casio Comput Co Ltd | 液晶表示装置 |
GB2428100A (en) | 2005-07-08 | 2007-01-17 | Sharp Kk | Display device and optical device |
EP1929361A4 (de) | 2005-08-27 | 2009-10-21 | 3M Innovative Properties Co | Beleuchtungsbaugruppe und system |
EP1764644B1 (de) | 2005-09-09 | 2017-08-30 | Viavi Solutions Inc. | Optimal ausgerichtete Verzögerungskompensatoren |
JP2007148279A (ja) | 2005-10-31 | 2007-06-14 | Optrex Corp | 表示装置 |
US7859753B2 (en) | 2005-12-21 | 2010-12-28 | Chem Image Corporation | Optical birefringence filters with interleaved absorptive and zero degree reflective polarizers |
CN100498389C (zh) | 2006-03-25 | 2009-06-10 | 鸿富锦精密工业(深圳)有限公司 | 导光板和背光模组 |
JP4385031B2 (ja) | 2006-03-31 | 2009-12-16 | 日本ライツ株式会社 | 導光板および平面照明装置 |
KR20070118765A (ko) | 2006-06-13 | 2007-12-18 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 원형 편광기 복합체 및 이를 포함하는 광학 시스템 |
GB2439563A (en) | 2006-06-13 | 2008-01-02 | Sharp Kk | A thermally re-writeable optical element and a display, reflector and backlight incorporating the same. |
JP4819122B2 (ja) | 2006-07-05 | 2011-11-24 | シャープ株式会社 | 液晶表示装置及び視野角制御パネル |
WO2008018212A1 (fr) | 2006-08-09 | 2008-02-14 | Sharp Kabushiki Kaisha | Dispositif d'affichage à cristaux liquides et module de commande de l'angle de visualisation |
KR101259011B1 (ko) | 2006-09-15 | 2013-04-29 | 삼성전자주식회사 | 고해상도 다시점 입체 영상 디스플레이 장치 |
GB2443648A (en) | 2006-11-07 | 2008-05-14 | Sharp Kk | LC display having public and private viewing modes arranged to display a first image in the public mode and second and third spatially interlaced images in th |
JP4986582B2 (ja) | 2006-11-15 | 2012-07-25 | シチズンホールディングス株式会社 | 液晶光変調素子、液晶光変調装置、および液晶光変調素子の駆動方法 |
US7991257B1 (en) | 2007-05-16 | 2011-08-02 | Fusion Optix, Inc. | Method of manufacturing an optical composite |
US7780330B2 (en) | 2007-05-16 | 2010-08-24 | Rohm And Haas Electronics Materials Llc | Elongated illuminators configuration for LCD displays |
US7528893B2 (en) | 2007-05-18 | 2009-05-05 | 3M Innovative Properties Company | Backlight for liquid crystal display |
CN101681572B (zh) | 2007-05-21 | 2012-11-07 | 夏普株式会社 | 显示器及其所使用的视野角控制元件 |
GB2449682A (en) | 2007-06-01 | 2008-12-03 | Sharp Kk | Optical system for converting a flat image to a non-flat image |
JP2008305713A (ja) | 2007-06-08 | 2008-12-18 | Fujifilm Corp | 面状照明装置 |
US20100149459A1 (en) | 2007-07-09 | 2010-06-17 | Koji Yabuta | View angle control element and display device provided with the same |
CN101681577B (zh) | 2007-07-19 | 2011-08-24 | 夏普株式会社 | 显示器和用于该显示器的视野角控制元件 |
JP5066741B2 (ja) | 2007-09-27 | 2012-11-07 | スタンレー電気株式会社 | 面光源用導光板 |
US8587559B2 (en) | 2007-09-28 | 2013-11-19 | Samsung Electronics Co., Ltd. | Multipoint nanostructure-film touch screen |
US7791683B2 (en) | 2007-11-19 | 2010-09-07 | Honeywell International Inc. | Backlight systems for liquid crystal displays |
US8721149B2 (en) | 2008-01-30 | 2014-05-13 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
GB2457693A (en) | 2008-02-21 | 2009-08-26 | Sharp Kk | Display comprising a parallax optic for providing private and public viewing modes |
GB2461907A (en) | 2008-07-17 | 2010-01-20 | Sharp Kk | Angularly restricted display |
US8621635B2 (en) | 2008-08-18 | 2013-12-31 | Microsoft Corporation | Web page privacy risk detection |
US7660047B1 (en) | 2008-09-03 | 2010-02-09 | Microsoft Corporation | Flat panel lens |
US10282563B2 (en) | 2009-02-06 | 2019-05-07 | Tobii Ab | Video-based privacy supporting system |
EP2236074B1 (de) | 2009-04-01 | 2021-05-26 | Tobii AB | Sichtanzeige mit Illuminatoren zur Blickverfolgung |
KR101253049B1 (ko) | 2009-05-07 | 2013-04-11 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 제조방법 |
JP5563250B2 (ja) | 2009-06-30 | 2014-07-30 | 株式会社ジャパンディスプレイ | 立体画像表示装置 |
WO2011001749A1 (ja) | 2009-06-30 | 2011-01-06 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
EP2282231A3 (de) | 2009-08-07 | 2011-05-04 | JDS Uniphase Corporation | Mehrteiliger optischer Verzögerer zur Erzeugung von 3D-Bildern |
US20110044582A1 (en) | 2009-08-21 | 2011-02-24 | Microsoft Corporation | Efficient collimation of light with optical wedge |
US20120235891A1 (en) | 2009-12-02 | 2012-09-20 | Rena Nishitani | Liquid crystal display device |
US8922480B1 (en) | 2010-03-05 | 2014-12-30 | Amazon Technologies, Inc. | Viewer-based device control |
TW201135688A (en) | 2010-04-02 | 2011-10-16 | Wistron Corp | Method of providing privacy for a display apparatus and display apparatus |
JP5756513B2 (ja) | 2010-04-23 | 2015-07-29 | マーティン プロフェッショナル エー/エス | 非拡散光源間の拡散画素を利用した、背景光を利用するled照明器具 |
US8539560B2 (en) | 2010-06-24 | 2013-09-17 | International Business Machines Corporation | Content protection using automatically selectable display surfaces |
GB201011829D0 (en) | 2010-07-14 | 2010-09-01 | Two Trees Photonics Ltd | Display system |
KR101198185B1 (ko) | 2010-07-27 | 2012-11-12 | 전북대학교산학협력단 | 액정표시장치 및 그 제조방법 |
KR101131983B1 (ko) | 2010-07-28 | 2012-03-29 | 안희경 | 차량속도에 따라 가상 영상정보 이미지의 투영위치를 변화시키는 차량용 헤드업 디스플레이 장치 |
US8820937B2 (en) | 2010-08-17 | 2014-09-02 | Lc-Tec Displays Ab | Optical polarization state modulator assembly for use in stereoscopic three-dimensional image projection system |
US10176781B2 (en) | 2010-09-30 | 2019-01-08 | Apple Inc. | Ambient display adaptation for privacy screens |
US9296299B2 (en) | 2011-11-16 | 2016-03-29 | Autoconnect Holdings Llc | Behavioral tracking and vehicle applications |
US9519153B2 (en) | 2010-11-19 | 2016-12-13 | Reald Inc. | Directional flat illuminators |
US20130328866A1 (en) | 2010-11-19 | 2013-12-12 | Reald Inc. | Spatially multiplexed imaging directional backlight displays |
US9250448B2 (en) | 2010-11-19 | 2016-02-02 | Reald Inc. | Segmented directional backlight and related methods of backlight illumination |
GB2486935B (en) | 2010-12-28 | 2013-09-25 | Lg Display Co Ltd | Image display device |
WO2012095703A1 (en) | 2011-01-14 | 2012-07-19 | Onural, Levent | An apparatus and methods for holographic display |
EP3734409A1 (de) | 2011-02-10 | 2020-11-04 | Samsung Electronics Co., Ltd. | Tragbare vorrichtung mit einer berührungsbildschirmanzeige und verfahren zur steuerung davon |
US8801260B2 (en) | 2011-07-11 | 2014-08-12 | Seiko Epson Corporation | Display device, electronic apparatus and lighting device |
US8752200B2 (en) | 2011-07-12 | 2014-06-10 | At&T Intellectual Property I, L.P. | Devices, systems and methods for security using magnetic field based identification |
CN103827726A (zh) | 2011-09-30 | 2014-05-28 | 3M创新有限公司 | 电子可切换式保密膜和具有电子可切换式保密膜的显示装置 |
US20130100097A1 (en) | 2011-10-21 | 2013-04-25 | Qualcomm Mems Technologies, Inc. | Device and method of controlling lighting of a display based on ambient lighting conditions |
KR20130046116A (ko) | 2011-10-27 | 2013-05-07 | 삼성디스플레이 주식회사 | 2차원/3차원 전환 가능한 디스플레이 장치 |
KR101282125B1 (ko) | 2012-01-18 | 2013-07-04 | 주식회사 지앤씨에스 | 백라이트 어셈블리 및 그를 포함하는 표시 장치 |
KR102124632B1 (ko) | 2012-01-26 | 2020-06-22 | 시리얼 테크놀로지즈 에스.에이. | 관찰자 추적 방식 디스플레이 |
US8937604B2 (en) | 2012-02-28 | 2015-01-20 | Eastman Kodak Company | Touch-responsive capacitor with polarizing dielectric structure |
CN102645778B (zh) | 2012-03-08 | 2016-01-27 | 北京京东方光电科技有限公司 | 一种液晶显示面板及其制作方法 |
JP5556837B2 (ja) | 2012-03-15 | 2014-07-23 | オムロン株式会社 | 面光源装置及び液晶表示装置 |
TWI481915B (zh) | 2013-08-20 | 2015-04-21 | Radiant Opto Electronics Corp | 具多向性結構之導光板 |
TWI485453B (zh) | 2014-01-02 | 2015-05-21 | Radiant Opto Electronics Corp | 導光板 |
TW201346341A (zh) | 2012-05-03 | 2013-11-16 | Ind Tech Res Inst | 顯示裝置及其控制方法 |
US20130300985A1 (en) | 2012-05-14 | 2013-11-14 | Marcus Bulda | Integrated privacy filter |
EP2850471B1 (de) | 2012-05-18 | 2020-08-26 | RealD Spark, LLC | Gerichtet beleuchtete wellenleiteranordnung |
WO2013173695A1 (en) | 2012-05-18 | 2013-11-21 | Reald Inc. | Controlling light sources of a directional backlight |
US9678267B2 (en) | 2012-05-18 | 2017-06-13 | Reald Spark, Llc | Wide angle imaging directional backlights |
US9195087B2 (en) | 2012-05-29 | 2015-11-24 | Sharp Kabushiki Kaisha | Display device and television device |
WO2014011328A1 (en) | 2012-07-09 | 2014-01-16 | Corning Incorporated | Anti-glare and anti-sparkle transparent structures |
WO2014018269A1 (en) | 2012-07-23 | 2014-01-30 | Reald Inc. | Observer tracking autostereoscopic display |
JP2015200681A (ja) | 2012-08-27 | 2015-11-12 | シャープ株式会社 | 液晶表示装置 |
US9057808B2 (en) | 2012-09-11 | 2015-06-16 | Apple Inc. | Textured light guide to reduce friction with film |
TWI496453B (zh) | 2012-10-05 | 2015-08-11 | Zhangjiagang Kangde Xin Optronics Material Co Ltd | A method of displaying a three - dimensional image in both directions |
JP5532109B2 (ja) | 2012-11-15 | 2014-06-25 | オムロン株式会社 | 導光板及び面光源装置 |
CN103047581B (zh) | 2012-12-04 | 2015-04-01 | 京东方科技集团股份有限公司 | 背光模组及具有该背光模组的显示装置 |
EP2940515B1 (de) | 2012-12-27 | 2017-05-31 | Toppan Printing Co., Ltd. | Flüssigkristallanzeigevorrichtung |
US8973149B2 (en) | 2013-01-14 | 2015-03-03 | Lookout, Inc. | Detection of and privacy preserving response to observation of display screen |
JP5915556B2 (ja) | 2013-01-30 | 2016-05-11 | オムロン株式会社 | 導光板 |
US9262648B2 (en) | 2013-02-22 | 2016-02-16 | Fujitsu Limited | Display device with automatic viewing angle control |
EA031850B1 (ru) | 2013-02-22 | 2019-03-29 | РеалД Спарк, ЛЛК | Устройство направленной подсветки |
JP6207850B2 (ja) | 2013-03-13 | 2017-10-04 | 株式会社日立エルジーデータストレージ | 虚像表示装置 |
US9261641B2 (en) | 2013-03-25 | 2016-02-16 | 3M Innovative Properties Company | Dual-sided film with compound prisms |
JP6115420B2 (ja) | 2013-09-17 | 2017-04-19 | 株式会社Jvcケンウッド | 画像表示装置 |
US10012884B2 (en) | 2013-09-23 | 2018-07-03 | Lc-Tec Displays Ab | High contrast electro-optic liquid crystal camera iris providing angle independent transmission for uniform gray shades |
WO2015057625A1 (en) | 2013-10-14 | 2015-04-23 | Reald Inc. | Control of directional display |
EP3069074A4 (de) | 2013-11-15 | 2017-08-02 | RealD Spark, LLC | Direktionale rückleuchten mit paketen von lichtemittierenden elementen |
KR102271203B1 (ko) | 2013-12-23 | 2021-06-30 | 삼성디스플레이 주식회사 | 거울 겸용 표시 장치 |
GB2524233A (en) | 2014-03-04 | 2015-09-23 | Nokia Technologies Oy | A method, apparatus and/or computer program for controlling light output of a display |
AU2015231198B2 (en) | 2014-03-21 | 2019-11-28 | Reald Spark, Llc | Directional backlight |
JP2015195181A (ja) | 2014-03-28 | 2015-11-05 | 大日本印刷株式会社 | 面光源装置および表示装置 |
US10359678B2 (en) | 2014-04-07 | 2019-07-23 | The Regents Of The University Of California | Highly tunable magnetic liquid crystals |
KR20150116974A (ko) | 2014-04-08 | 2015-10-19 | 삼성디스플레이 주식회사 | 영상 표시 장치 |
US9147068B1 (en) | 2014-04-08 | 2015-09-29 | Vysk Communications, Inc. | Internal signal diversion apparatus and method for mobile communication devices |
US9494726B2 (en) | 2014-05-27 | 2016-11-15 | Microsoft Technology Licensing, Llc | Switchable backlight unit |
KR20150137217A (ko) | 2014-05-28 | 2015-12-09 | 삼성디스플레이 주식회사 | 액정표시장치 |
CN105320314B (zh) | 2014-06-04 | 2019-07-16 | 宸盛光电有限公司 | 触控显示装置 |
JP6540988B2 (ja) | 2014-06-09 | 2019-07-10 | 日本精機株式会社 | ヘッドアップディスプレイ装置 |
WO2015200814A1 (en) | 2014-06-26 | 2015-12-30 | Reald Inc. | Directional privacy display |
US9915770B2 (en) | 2014-07-29 | 2018-03-13 | Sharp Kabushiki Kaisha | Lighting device and display device |
WO2016017487A1 (ja) | 2014-07-29 | 2016-02-04 | シャープ株式会社 | 照明装置及び表示装置 |
WO2016037061A1 (en) | 2014-09-05 | 2016-03-10 | Massachusetts Institute Of Technology | Methods and apparatus for liquid crystal photoalignment |
KR20160044145A (ko) | 2014-10-14 | 2016-04-25 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 표시 장치 |
US9727741B2 (en) | 2014-11-11 | 2017-08-08 | International Business Machines Corporation | Confidential content display in flexible display devices |
EP3029519B1 (de) | 2014-12-02 | 2018-03-07 | LG Display Co., Ltd. | Lichtsteuerungsvorrichtung und verfahren zur herstellung davon |
KR20160092150A (ko) | 2015-01-26 | 2016-08-04 | 삼성디스플레이 주식회사 | 표시 장치 및 표시장치의 구동 방법 |
EP3848782B1 (de) | 2015-01-30 | 2023-05-10 | Hewlett-Packard Development Company, L.P. | Elektronische anzeigebeleuchtung |
US20160224106A1 (en) | 2015-02-03 | 2016-08-04 | Kobo Incorporated | Method and system for transitioning to private e-reading mode |
KR101596848B1 (ko) | 2015-03-02 | 2016-02-23 | 엘지전자 주식회사 | 디스플레이 패널 및 이동 단말기 |
WO2016152311A1 (ja) | 2015-03-20 | 2016-09-29 | シャープ株式会社 | ミラーディスプレイ |
US10061370B2 (en) | 2015-05-15 | 2018-08-28 | Intel Corporation | Micro louvers for active privacy screen |
US10228505B2 (en) | 2015-05-27 | 2019-03-12 | Reald Spark, Llc | Wide angle imaging directional backlights |
US10247982B2 (en) | 2015-06-03 | 2019-04-02 | Apple Inc. | Electronic device display with switchable film structures |
WO2016195786A1 (en) | 2015-06-03 | 2016-12-08 | Apple Inc | Electronic device display with switchable film structures |
US20170168633A1 (en) | 2015-06-24 | 2017-06-15 | Intel Corporation | Touch sensitive active privacy screen |
US10591767B2 (en) | 2015-07-29 | 2020-03-17 | Sharp Kabushiki Kaisha | Sunlight readable LCD with uniform in-cell retarder |
DE102015011933B3 (de) | 2015-09-14 | 2017-02-02 | Sioptica Gmbh | Verfahren und Verwendung eines Bildschirms zur sicheren Darstellung von Information |
KR20180058756A (ko) | 2015-09-23 | 2018-06-01 | 코닌클리케 필립스 엔.브이. | 디스플레이 장치 및 구동 방법 |
US20170090103A1 (en) | 2015-09-25 | 2017-03-30 | Qualcomm Mems Technologies, Inc. | Illumination system with overlapping light guiding units |
CN108027535B (zh) | 2015-09-30 | 2021-06-15 | 日本瑞翁株式会社 | 液晶显示装置 |
WO2017074951A1 (en) | 2015-10-26 | 2017-05-04 | Reald Inc. | Intelligent privacy system, apparatus, and method thereof |
CN105372883B (zh) | 2015-11-03 | 2018-05-29 | 昆山龙腾光电有限公司 | 视角可切换的液晶显示装置 |
KR101990286B1 (ko) | 2015-12-18 | 2019-06-18 | 주식회사 엘지화학 | 수직 배향막 |
TWI592722B (zh) | 2016-03-16 | 2017-07-21 | 揚昇照明股份有限公司 | 背光模組以及顯示裝置 |
CN114554177A (zh) | 2016-05-19 | 2022-05-27 | 瑞尔D斯帕克有限责任公司 | 广角成像定向背光源 |
CN109496258A (zh) | 2016-05-23 | 2019-03-19 | 瑞尔D斯帕克有限责任公司 | 广角成像定向背光源 |
TWI606286B (zh) | 2016-05-24 | 2017-11-21 | 揚昇照明股份有限公司 | 複合膜以及顯示裝置 |
CN105867007A (zh) | 2016-05-31 | 2016-08-17 | 京东方科技集团股份有限公司 | 一种显示装置及其控制方法 |
WO2018003380A1 (ja) | 2016-06-30 | 2018-01-04 | 富士フイルム株式会社 | 光学装置および表示装置 |
WO2018035492A1 (en) | 2016-08-18 | 2018-02-22 | Rushline, LLC | Systems and methods for enabling dialog amongst different participant groups with variable and association-based privacy |
US10496831B2 (en) | 2016-09-20 | 2019-12-03 | Intel Corporation | Dynamic electronic display privacy filter |
KR102630256B1 (ko) | 2016-09-30 | 2024-01-25 | 엘지디스플레이 주식회사 | 유기 발광 표시 장치 |
TWM537663U (zh) | 2016-10-25 | 2017-03-01 | 揚昇照明股份有限公司 | 視角控制裝置以及可控制視角顯示裝置 |
US9955144B2 (en) | 2016-12-11 | 2018-04-24 | Lightscope Media, Llc | 3D display system |
TWI605287B (zh) | 2016-12-29 | 2017-11-11 | 揚昇照明股份有限公司 | 顯示裝置 |
CN106483694B (zh) | 2017-01-03 | 2019-09-27 | 京东方科技集团股份有限公司 | 显示屏、显示装置及显示方法 |
US10401638B2 (en) | 2017-01-04 | 2019-09-03 | Reald Spark, Llc | Optical stack for imaging directional backlights |
US10649248B1 (en) | 2017-01-17 | 2020-05-12 | Apple Inc. | Displays with adjustable privacy levels |
CN108345139B (zh) | 2017-01-25 | 2022-04-22 | 中强光电股份有限公司 | 视角可切换显示装置 |
US10488705B2 (en) | 2017-04-19 | 2019-11-26 | Apple Inc. | Electronic devices with backlit displays |
CN110809732A (zh) | 2017-05-08 | 2020-02-18 | 瑞尔D斯帕克有限责任公司 | 用于成像定向背光源的光学叠堆 |
US10126575B1 (en) | 2017-05-08 | 2018-11-13 | Reald Spark, Llc | Optical stack for privacy display |
US10303030B2 (en) | 2017-05-08 | 2019-05-28 | Reald Spark, Llc | Reflective optical stack for privacy display |
US11327358B2 (en) | 2017-05-08 | 2022-05-10 | Reald Spark, Llc | Optical stack for directional display |
TW201921060A (zh) | 2017-09-15 | 2019-06-01 | 美商瑞爾D斯帕克有限責任公司 | 用於可切換定向顯示器的光學堆疊結構 |
WO2019067846A1 (en) | 2017-09-29 | 2019-04-04 | Reald Spark, Llc | OPTICAL STACK FOR DIRECTIONAL BACKLIGHTS |
US10948648B2 (en) | 2017-09-29 | 2021-03-16 | Reald Spark, Llc | Backlights having stacked waveguide and optical components with different coefficients of friction |
US11070791B2 (en) * | 2017-11-06 | 2021-07-20 | Reald Spark, Llc | Privacy display apparatus |
KR102461160B1 (ko) | 2017-11-22 | 2022-10-31 | 삼성디스플레이 주식회사 | 표시 장치 |
US10424232B2 (en) | 2017-12-21 | 2019-09-24 | X Development Llc | Directional light emitters and electronic displays featuring the same |
CN207650518U (zh) | 2017-12-26 | 2018-07-24 | 扬升照明股份有限公司 | 视角可切换装置以及视角可切换显示模块 |
JP7067077B2 (ja) | 2018-01-18 | 2022-05-16 | Agc株式会社 | ガラス板及び表示装置 |
KR20200120650A (ko) | 2018-01-25 | 2020-10-21 | 리얼디 스파크, 엘엘씨 | 프라이버시 디스플레이를 위한 터치스크린 |
US10935714B2 (en) | 2018-03-22 | 2021-03-02 | Reald Spark, Llc | Optical waveguide for directional backlight |
US10823990B2 (en) | 2018-05-16 | 2020-11-03 | Sharp Kabushiki Kaisha | Bistable switchable liquid crystal private device |
CN209171779U (zh) | 2018-07-27 | 2019-07-30 | 麒盛科技股份有限公司 | 一种用于电动床的风扇装配结构 |
CN113167953B (zh) | 2018-11-07 | 2023-10-24 | 瑞尔D斯帕克有限责任公司 | 定向显示设备 |
US11099447B2 (en) * | 2019-08-02 | 2021-08-24 | Reald Spark, Llc | Optical stack for privacy display |
-
2020
- 2020-07-31 US US16/945,355 patent/US11099447B2/en active Active
- 2020-07-31 CN CN202080060863.1A patent/CN114341681A/zh active Pending
- 2020-07-31 WO PCT/US2020/044574 patent/WO2021026018A1/en unknown
- 2020-07-31 EP EP20851155.0A patent/EP4007930A4/de active Pending
- 2020-07-31 JP JP2022506340A patent/JP2022543020A/ja active Pending
-
2021
- 2021-07-19 US US17/379,726 patent/US11454853B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160216420A1 (en) * | 2007-10-16 | 2016-07-28 | 3M Innovative Properties Company | Higher transmission light control film |
WO2019147762A1 (en) * | 2018-01-25 | 2019-08-01 | Reald Spark, Llc | Reflective optical stack for privacy display |
WO2021003383A1 (en) * | 2019-07-02 | 2021-01-07 | Reald Spark, Llc | Directional display apparatus |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021026018A1 * |
Also Published As
Publication number | Publication date |
---|---|
US11454853B2 (en) | 2022-09-27 |
WO2021026018A1 (en) | 2021-02-11 |
US11099447B2 (en) | 2021-08-24 |
US20220146867A1 (en) | 2022-05-12 |
CN114341681A (zh) | 2022-04-12 |
JP2022543020A (ja) | 2022-10-07 |
US20210033898A1 (en) | 2021-02-04 |
EP4007930A1 (de) | 2022-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP4007930A4 (de) | Optischer stapel für anzeige mit privatsphäre | |
EP3814680A4 (de) | Optischer stapel für anzeige mit privatsphäre | |
EP3743753A4 (de) | Reflektierender optischer stapel für privatsphärenanzeige | |
EP3622342A4 (de) | Optischer stapel für direktionale anzeige | |
EP3682293A4 (de) | Optischer stapel für eine schaltbare richtungsanzeige | |
EP3926614A4 (de) | Anzeigesystem für optische felder | |
EP4031931A4 (de) | Kompakter projektor für kopfmontierte anzeigen | |
EP3923068A4 (de) | Optisches system | |
EP4038605A4 (de) | Privatsphärenanzeigevorrichtung | |
EP4025963A4 (de) | Lichtfeldanzeige für mobile geräte | |
EP4070135A4 (de) | Optische meta-oberflächenfilme | |
EP3938218A4 (de) | Optische strukturen für dichroitische effekte | |
EP4036644A4 (de) | Projektor für headup-anzeige | |
EP4053087A4 (de) | Optische glasplatte | |
EP4006622A4 (de) | Optische vorrichtung | |
EP3951454A4 (de) | Optische folie | |
EP3951752A4 (de) | Kopfmontierte anzeige | |
EP3950309A4 (de) | Optisches laminat | |
EP3950306A4 (de) | Optisches laminat | |
EP3999370A4 (de) | Anzeigemodul | |
EP3811144A4 (de) | Brillenartige anzeigevorrichtung | |
EP3978316A4 (de) | Anzeigesystem | |
EP3940489A4 (de) | Anzeigesystem | |
EP3950310A4 (de) | Optisches laminat | |
EP3950307A4 (de) | Optisches laminat |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20220217 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: REALD SPARK, LLC |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20230802 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: G02F 1/1347 20060101ALI20230727BHEP Ipc: G02F 1/1337 20060101ALI20230727BHEP Ipc: G02F 1/1335 20060101ALI20230727BHEP Ipc: G02F 1/13 20060101ALI20230727BHEP Ipc: G02B 5/30 20060101AFI20230727BHEP |